<%@ page pageEncoding="UTF-8" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<c:if test="${not empty _error_key }">
    <div class="error">${_error_key }</div>
    <c:remove var="_error_key" scope="session"/>
</c:if>
<c:if test="${not empty _message_key }">
    <div class="message">${_message_key }</div>
        <c:remove var="_message_key" scope="session"/>
</c:if>